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Urban area. An urban area[a] is a human settlement with a high population density and an infrastructure of built environment. This is the core of a metropolitan statistical area in the United States, if it contains a population of more than 50,000.
Metropolitan area. Tokyo, the world's largest city and metropolitan area. A city can be defined by the inhabitants of its demographic population, as by metropolitan area, or labour market area. UNICEF defines metropolitan area as follows: A formal local government area comprising the urban area as a whole and its primary commuter areas ...
An urban area is defined by the Census Bureau as a contiguous set of census blocks that are "densely developed residential, commercial, and other nonresidential areas". [ 1 ] Urban areas consist of a densely-settled urban core, plus surrounding developed areas that meet certain density criteria. Since urban areas are composed of census blocks ...
Urbanization refers to the proportion of the total national population living in areas classified as urban, whereas urban growth strictly refers to the absolute number of people living in those areas. [3] It is predicted that by 2050 about 64% of the developing world and 86% of the developed world will be urbanized.
A megacity is a very large city, typically with a population of more than 10 million people. [1][2][3][4] The United Nations Department of Economic and Social Affairs (UN DESA) in its 2018 "World Urbanization Prospects" report defines megacities as urban agglomerations with over 10 million inhabitants. [5]
Urban geography. Urban geography is the subdiscipline of geography that derives from a study of cities and urban processes. Urban geographers and urbanists [1] examine various aspects of urban life and the built environment. Scholars, activists, and the public have participated in, studied, and critiqued flows of economic and natural resources ...
A metropolitan area or metro is a region consisting of a densely populated urban agglomeration and its surrounding territories which are sharing industries, commercial areas, transport network, infrastructures and housing. [1][2] A metropolitan area usually comprises multiple principal cities, jurisdictions and municipalities: neighborhoods ...
A megalopolis (/ ˌmɛɡəˈlɒpəlɪs /) or a supercity, [1] also called a megaregion, [2] is a group of metropolitan areas which are perceived as a continuous urban area through common systems of transport, economy, resources, ecology, and so on. [2] They are integrated enough that coordinating policy is valuable, although the constituent ...